Data that consists of two or more variables is called ________ data.

Data that consists of two or more variables is called ________ data.
 
  A) cross-sectional
  B) univariate
  C) time series
  D) multivariate

Q. 2

The coefficient of determination is the positive square root of the coefficient of correlation.
 
  Indicate whether the statement is true or false

Q. 3

What is the value of the test statistic?
 
  A) 1.58
  B) 1.36
  C) 2.05
  D) 2.26

Q. 4

Hypothesis testing is a technique that allows you to draw statistically valid conclusions about ________.
 
  A) random errors
  B) sample statistics
  C) population parameters
  D) individuals